

		

		@media(max-width:1650px){
			.ppt3{
				width: 100%;
				padding-left: 120px;
				padding-right: 120px;
			}
			
			.ppt3_main .ppt3_bg{
				width: 500px;
			}
		}
		@media(max-width:1450px){
			.ppt3_main .swiper-container2 .swiper-slide{
				height: 450px;
			}
			.ppt3_main .ppt3_bg{
				width: 380px;
			}
		}
		@media(max-width:1400px){
			.ppt2 .pt2_top,
			.ppt2 .ppt2_sum_box{
				width: 50%;
			}
		}

		@media(max-width:1200px){
			.ppt2 .pt2_top{
				padding: 70px 55px;
				padding-bottom: 90px;
			}
			.ppt3{
				padding-left: 60px;
				padding-right: 60px;
			}
			.ppt3_main{
				padding: 120px 0px;
			}
			
		}
		@media(max-width:1024px){
			.ppt2 .pt2_top{
				padding-left: 40px;
				padding-right: 40px;
			}
			.ppt_tit .p2{
				margin-bottom: 30px;
			}
			.ppt2 .p3{
				font-size: 16px;
			}
			.ppt3{
				padding-left: 20px;
				padding-right: 20px;
			}
			.ppt3_main{
				padding: 100px 0px;
			}
			.ppt3_main .ppt3_bg{
				width: 360px;
			}
			.ppt3_main .ppt3_nav_left,
			.ppt3_main .ppt3_nav_right{
				bottom: 40px;
			}
		}
		@media(max-width:767px){
			.ppt2 .pt2_top, 
			.ppt2 .ppt2_sum_box{
				width: 100%;
				max-width: 360px;
			}
			.ppt2 .pt2_top{
				padding-left: 20px;
				padding-right: 20px;
			}
			
		}

		@media(max-width:700px){
			.ppt3{
				padding-top: 40px;
				padding-left: 10px;
				padding-right: 10px;
			}
			.ppt3_main{
				padding: 60px 0px;
			}
			.ppt3_main .ppt3_nav_left,
			.ppt3_main .ppt3_nav_right{
				bottom: -60px;
				right: 50%;
			}
			.ppt3_main .ppt3_nav_right{
				transform: translateX(100%);
				margin-right: -20px;
			}
			.ppt3_main .ppt3_nav_left{
				margin-right: 20px;
			}
			.ppt3_main .swiper-container2 .swiper-slide{
				height: 400px;
			}
			.ppt3_main .ppt3_bg{
				width: 320px;
			}
		}